/*
 * Copyright (C) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
class EngineIdManager{
  EngineIdManager._internal();

  
  // 静态变量保存单例对象
  static final EngineIdManager _instance = EngineIdManager._internal();

  // 工厂构造函数返回单例对象
  factory EngineIdManager() {
    return _instance;
  }

  String engineId = 'not_set_id';

  setEngineId(String engineId){
    this.engineId = engineId;
  }

  String getEngineId(){
    return engineId;
  }

}